Where was Longling's bracelet pattern popularized?

Shanghai during the Republican period. According to the relevant information query, Lingling bracelet pattern is popular in Shanghai during the Republic of China. When people wear jade bracelets, jade bracelets will be constantly rubbing and shaking on the wrist, shaking, then you can massage the role of the wrist, you can make the wrist skin blood flow faster. This softens the skin cells, unblocks the sweat glands, and speeds up the body's metabolic rate